/Engine/Source/Runtime/EyeTracker/Public/EyeTrackerFunctionLibrary.h
Returns stereo gaze data from the eye tracker. This includes a gaze ray per eye, as well as a fixation point.
True if the returned gaze data is valid, false otherwise. A false return is likely to be common (e.g. the when user blinks).
static bool GetStereoGazeData ( [FEyeTrackerStereoGazeData](API\Runtime\EyeTracker\FEyeTrackerStereoGazeData) & OutGazeData )